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Take a steel tiffin box and open it. Place a mobile phone in it. Make a call to this phone from another phone. Now, close the tiffin box along with the mobile using the lid. Again make a call to the mobile phone in the tiffin box. What do you observe ? What is this phenomenon ? Explain. |
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Answer» Answer: What do you observe? The phone kept inside the TIFFIN box is REPORTED as 'Out of reach.' Explanation: This phenomenon is shielding of electromagnetic WAVES by metal shields also KNOWN as Faraday shielding. |
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